CASIO G-SHOCK GPS WORLD 500 LIMITED EDITION MT-G WATCH MTG-G1000BS-1A Only 500 pieces made in the world Triple G Resist Neobrite Sapphire Crystal Shock Resistant 200-meter water resistance Case / bezel material: Resin / Stainless steel Stainless Steel / Resin Composite Band One-touch 3-fold Clasp Solid Band Solar powered LED light (Super Illuminator) Afterglow GPS signal reception: Auto receive (time information, once/day); Manual receive (position information, time information) Time calibration signal reception: Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful) *5 times a day for the Chinese calibration signal The latest signal reception results Time Calibration Signals Station name: DCF77 (Mainflingen, Germany) Frequency: 77.5 kHz Station name: MSF (Anthorn, England) Frequency: 60.0 kHz Station name: WWVB (Fort Collins, United States) Frequency: 60.0 kHz Station name: JJY (Fukushima, Fukuoka/Saga, Japan) Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga) Station name: BPC (Shangqiu City, Henan Province, China) Frequency: 68.5 kHz The auto hand home position correction Airplane mode World time 40 time zones (27 cities + coordinated universal time), daylight saving on/off 1-second stopwatch Measuring capacity: 23:59'59 Measuring mode: Elapsed time Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Daily alarm Low battery alert